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Patent Searching and Data

Document Type and Number:
Japanese Patent JPH11152724
Kind Code:

To adjust the position of a cover member easily by providing a transport means at the bottom of a hopper, the cover member near the upper portion of the transport means, and an adjusting mechanism for adjusting the installation position of the cover member.

More than one hook member 8 is attached to a bridge 7 supported on the upper end portions of the two sides of a hopper 1. Chains 6 are hooked onto the hook members 8 and a screw cover 5 is suspended therefrom. A sprinkle agent contained in the hopper 1 falls on a screw conveyor 2 through spaces between the screw cover 5 and the inside wall of the hopper 1 in an appropriate quantity and is transported by the conveyor 2. In order to change the distance between the conveyor 2 and the screw cover 5 in accordance with the kind and condition of the sprinkle agent, the positions of the rings of the chains 6 that are hooked onto the hook members 8 are changed, and the positions of the rings of the chains 6 can be changed, thereby adjusting the position of the screw cover 5 by a simple structure and executing good sprinkling.

Sasaki, Satoru
Matsukura, Satoshi
Application Number:
Publication Date:
June 08, 1999
Filing Date:
November 20, 1997
Export Citation:
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International Classes:
E01H10/00; E01C19/20; (IPC1-7): E01H10/00; E01C19/20
Attorney, Agent or Firm:
伊藤 武久 (外1名)